diff --git a/gtk-3.0/gtk-widgets.css b/gtk-3.0/gtk-widgets.css
index 384ec99..40b0926 100644
--- a/gtk-3.0/gtk-widgets.css
+++ b/gtk-3.0/gtk-widgets.css
@@ -906,9 +906,9 @@ modelbutton.flat, menuitem.button.flat, .menuitem.button.flat {
     background-color: @theme_selected_bg_color; }
   modelbutton.flat > image, menuitem.button.flat > image, .menuitem.button.flat > image {
     padding-right: 4px; }
-  modelbutton.flat.flat arrow.left, menuitem.button.flat.flat arrow.left, .menuitem.button.flat.flat arrow.left {
+  modelbutton.flat arrow.left, menuitem.button.flat arrow.left, .menuitem.button.flat arrow.left {
     -gtk-icon-source: -gtk-icontheme("pan-start-symbolic"); }
-  modelbutton.flat.flat arrow.right, menuitem.button.flat.flat arrow.right, .menuitem.button.flat.flat arrow.right {
+  modelbutton.flat arrow.right, menuitem.button.flat arrow.right, .menuitem.button.flat arrow.right {
     -gtk-icon-source: -gtk-icontheme("pan-end-symbolic"); }
 
 notebook {
diff --git a/gtk-3.0/gtk.css b/gtk-3.0/gtk.css
index f41b0e0..7ffbf5d 100644
--- a/gtk-3.0/gtk.css
+++ b/gtk-3.0/gtk.css
@@ -76,7 +76,7 @@
 @define-color menubar_fg_color @fg_color;
 @define-color toolbar_bg_color @bg_color;
 @define-color toolbar_fg_color @fg_color;
-@define-color sidebar_bg_color alpha(@bg_color, 0.85);
+@define-color sidebar_bg_color @bg_color;
 @define-color sidebar_fg_color @fg_color;
 @define-color taskbar_bg_color #f6f6f6;
 @define-color taskbar_fg_color #000000;